Podcast
Questions and Answers
What is the recommended shape of the access outline form for central and lateral incisors during access preparation in upper anterior teeth?
What is the recommended shape of the access outline form for central and lateral incisors during access preparation in upper anterior teeth?
- Ovoid
- Rectangular
- Circular
- Triangular (correct)
Why is the bur reoriented after initial penetration into enamel during access preparation?
Why is the bur reoriented after initial penetration into enamel during access preparation?
- To avoid pulp recession
- To coincide with the long axis and lingual orientation of the root (correct)
- To create a wider access cavity
- To facilitate irrigation with NaOCl
What type of burs are used for access cavity preparation?
What type of burs are used for access cavity preparation?
- Round burs, different burs, safe-ended burs (correct)
- Endodontic explorer, long-blade, spoon excavators
- Diamond burs, carbide burs, finishing burs
- Tapered burs, inverted cone burs, straight fissure burs
When is the outline form made during access preparation in upper anterior teeth?
When is the outline form made during access preparation in upper anterior teeth?
What should be considered when viewing an anterior tooth from a mesial to distal orientation during access preparation?
What should be considered when viewing an anterior tooth from a mesial to distal orientation during access preparation?
What is the recommended shape of the access outline form for canines during access preparation in upper anterior teeth?
What is the recommended shape of the access outline form for canines during access preparation in upper anterior teeth?
At what depth is the bur reoriented during access preparation in upper anterior teeth?
At what depth is the bur reoriented during access preparation in upper anterior teeth?
When should the outline form be made during access preparation in upper anterior teeth?
When should the outline form be made during access preparation in upper anterior teeth?
What reduces the risk of a lateral perforation through the facial surface during access preparation?
What reduces the risk of a lateral perforation through the facial surface during access preparation?
What should be considered when viewing an anterior tooth from a mesial to distal orientation during access preparation?
What should be considered when viewing an anterior tooth from a mesial to distal orientation during access preparation?
